2006 Gmc Sierra 3500 problems, complaints & recalls
Most-reported problem areas: Steering (3) · Power Train:automatic Transmission:cooling Unit And Lines (2) · Air Bags (2)
🧭 Reliability snapshot
Compared against other Gmc Sierra 3500 model years — complaint volume vs the model's median year, recalls and severity. How we score →
Safety recalls (0)
No recalls on record for this model year (campaigns announced since 2010).
Service bulletins (267)
Technical service bulletins are repair instructions manufacturers send dealers for known issues. Unlike recalls, the fix is not automatically free — but naming the bulletin at the service desk can save diagnosis time and support goodwill repairs.
Unknown Or Other 2025-07-18 · PIP5601C · Service Bulletin/Repair Instructions
this pi communicates the requirement to provide a pico file to receive diagnostic assistance from tac.
Unknown Or Other 2025-05-30 · PIT5074R · Service Bulletin/Repair Instructions
this preliminary information communication provides information to the technician about the use of j-35616-64b and mini 50 terminal test probe, replacement terminals, and terminated leads.
Unknown Or Other 2025-05-30 · PIT5074R · Service Bulletin/Repair Instructions
this preliminary information communication provides information to the technician about the use of j-35616-64b and mini 50 terminal test probe, replacement terminals, and terminated leads.
Unknown Or Other 2025-05-30 · PIT5074R · Service Bulletin/Repair Instructions
this preliminary information communication provides information to the technician about the use of j-35616-64b and mini 50 terminal test probe, replacement terminals, and terminated leads.
Unknown Or Other 2025-03-28 · 23-NA-001 · Service Bulletin/Repair Instructions
this service bulletin provides information for dealers/technicians on onstar module 2g sunset information.
Engine 2024-12-18 · 03-06-01-023I · Service Bulletin/Repair Instructions
this service bulletin explains how to measure for oil consumption and possible reasons for loss of oil.
Showing the 6 most recent of 267 bulletins. Search all of them free at nhtsa.gov.
What owners report
2026-01-30 · Air Bags“the front impact sensor, also known as a crash sensor (part # 10370150), is no longer functional. it detects rapid vehicle deceleration during a frontal collision and sends an immediate signal to the airbag control unit (acu) to deploy airbags. located behind the front bumper or on the radiator support, these sensors measure impact severity to ensu…”
2017-05-11 · Steering · 161,108 mi“tl* the contact owns a 2006 gmc sierra 3500. while the vehicle was stationary, the power steering fluid leaked into the braking system and caused the brakes to seize. the vehicle was repaired and all of the hoses affected by the brake fluid were replaced. the contact stated that this was the third time the vehicle was repaired for the same failure.…”
2015-10-07 · Air Bags · 69,000 mi · 💥 crash“involved in accident, vehicle driven into rear of pick-up and u-haul trailer on highway 50 canyon city,co ,left front side of gmc 3500 destroyed along with hood area and the airbags did not deploy. driver had to be cut out of gmc3500. gmc totaled driver suffered broken neck. photos obtained but not able to upload.…”
2014-09-18 · Service Brakes · 79,000 mi“i went out to my truck in the morning and my dash board indicator told me to get my brakes checked; everything was fine the night before. i brought the truck into mymechanic and found out that my brake line is corroded and broken. also found out that this a recurring and consistent problem with the gmc sierras. i have my truck serviced by an aut…”
2012-10-26 · Steering · 54,000 mi“i was driving down the road when the steering wheel locked into place. i had to jerk it hard in order to get it to released from the locked position. this has happened twice already. can easily cause a crash. needs to be fixed by manufacturer. *tr…”
2011-06-13 · Tires · 45,949 mi“no event just every day driving and a tire a year leaks from inner lining to form a bubble on outside of tire which blows out. a tire a year for the last three years. *tr…”
2010-08-15 · Power Train:automatic Transmission · 37,000 mi“transmission cooling lines leaking. *tr…”
2010-03-21 · Steering · 86,578 mi“on march 8,2010 i took my car that i bought 2 years ago to an official emissions inspection station; the vehicle failed. at this time i was given a set of recall papers 09014 special coverage adjustment engine control module- emission related reprogramming that explained what the problem was. in the mean time i took the car to gm . they told me it…”
2009-12-22 · Power Train:automatic Transmission:cooling Unit And Lines · 44,000 mi“tl* the contact owns a 2006 gmc sierra 3500. while examining the vehicle he noticed fluid leaking from under the front passenger side of the vehicle. the vehicle was taken to the dealership and he was advised that the transmission cooling lines needed to be replaced. there were no prior warnings. the current and failure mileages were 44000. …”
2008-02-28 · Power Train:automatic Transmission:cooling Unit And Lines · 25,210 mi“transmission cooling pipes have been replace two times in last than 20 months because of fluid leaking. *tr…”
Excerpts of consumer complaints filed with NHTSA, lightly truncated. They are owner statements, not verified findings.